It reconfigures the package tzdata (stands for timezone data) and will ask you a bunch of questions regarding your timezone. It will then setup all the configs in different places to match the choosen timezone.

7th October 2015, 14:33 Edited(This post was last modified: 7th October 2015, 14:34 by AJSlye.)

Netrunner Rolling (Manjaro) also uses UTC by default. I'm not sure what the difference is between the Kubuntu base, and the Manjaro base, making this work better for you on one than the other. It's just a difference in the way they both configure this I guess.